<%@ page import="java.util.List" %>
<%@ page import="java.util.ArrayList" %>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.Statement" %>
<%@ page import="java.sql.ResultSet" %>
<%@ page import="java.sql.DriverManager" %><%--
  Created by IntelliJ IDEA.
  User: w
  Date: 2018/4/2
  Time: 19:54
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<style type="text/css">
    table{
        border-collapse: collapse;
    }
    td{
        border: 1px solid #000;
    }

</style>
<a href="userAdd.jsp">添加用户</a>
<table>
    <tr>
        <td>编号</td>
        <td>姓名</td>
        <td>密码</td>
        <td>操作1</td>
        <td>操作2</td>
    </tr>
    <%
        class User{
            int id;
            String name;
            String password;
        }
        List<User> userList=new ArrayList<User>();
      //  User chen=new User();
      // chen.id=1;
       // chen.name="chenggonsuo";
        //chen.password="123";
       // userList.add(chen);
        //3+1
        Connection connection=null;
        Statement statement=null;
        ResultSet resultSet=null;
        String sql="select*from t_users";

        Class.forName("com.mysql.jdbc.Driver");
        connection= DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/sctu_javaweb_2018?serverTimezone=UTC",
                "root",
                "123456"
        );
        statement=connection.createStatement();
        resultSet=statement.executeQuery(sql);

        while(resultSet.next()){
            int id=resultSet.getInt(1);
            String name=resultSet.getString(2);
            String password=resultSet.getString(3);

            User user=new User();
            user.id=id;
            user.name=name;
            user.password=password;

            userList.add(user);
        }
        resultSet.close();
        statement.close();
        connection.close();
       for (User user:userList){
           out.write("<tr><td>"+user.id+"</td><td>"+user.name+"</td><td>"+user.password+"</td>" +
                   "<td><a href='deleteUserhandler.jsp?id="+user.id+"'>删除</a></td>" +
                   "<td><a href=''>更新</a></td></tr>");
      }

    %>
</table>
</body>
</html>
